Home / 3,935,342.58-5,430,173.49-2,216,354.10

Finding the Fourth Proportional to 3,935,342.58, 5,430,173.49 and 2,216,354.10

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Solution

The fourth proportional to 3,935,342.58, 5,430,173.49 and 2,216,354.10 is: 3,058,231.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,935,342.58 : 5,430,173.49 = 2,216,354.10 : x
  2. Step 2: Convert to fraction form
    3,935,342.58/5,430,173.49 = 2,216,354.10/x
  3. Step 3: Cross multiply
    3,935,342.58x = 5,430,173.49 × 2,216,354.10
  4. Step 4: Simplify right side
    3,935,342.58x = 12,035,187,278,272.81
  5. Step 5: Solve for x
    x = 12,035,187,278,272.81/3,935,342.58
  6. Step 6: Final answer
    x = 3,058,231.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.